Regulatory T cells ________
A) aid B cells in antibody production
B) may function in preventing autoimmune reactions
C) decrease their activity as antigenic stimulus decreases
D) release cytokines that increase the activity of cytotoxic T cells and activated B cells
B
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The 68-year-old patient was admitted to the hospital medical floor with a diagnosis of chronic bronchitis. His wife asks the nurse why his skin looks blue. How would you explain cyanosis to the patient and his wife?
What will be an ideal response
The region on the neuron where action potentials are generated is called the ______
A) dendrite B) depolarization zone C) trigger zone D) stimulator zone
Electrolytes are responsible for the acidity or alkalinity of solutions and can conduct an electrical charge.?
Indicate whether the statement is true or false
Descent of the testes is stimulated by the ________.
A. absence of the X chromosome B. presence of the X chromosome C. presence of estrogens D. presence of Y chromosome E. presence of testosterone